Apple’s built-in firewall makes sure incoming connections are secure, but do you know which applications are sending data out from your Mac and where? For that you need an app like Little Snitch. (And you need to take a look at my latest Working Mac column!)

Yolanda asked and I answered. She was looking for good firewall protection for her Mac. Fortunately, she needed to look no further than her Mac’s Security and Privacy preferences to fire up her firewall! June 25th’s most excellent Working Mac column.